mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
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f477dc0df1
Signed-off-by: Tariq Ibrahim <tibrahim@nvidia.com> add default runtime binary path to runtimes field of toolkit config toml Signed-off-by: Tariq Ibrahim <tibrahim@nvidia.com> [no-relnote] Get low-level runtimes consistently We ensure that we use the same low-level runtimes regardless of the runtime engine being configured. This ensures consistent behaviour. Signed-off-by: Evan Lezar <elezar@nvidia.com> Co-authored-by: Evan Lezar <elezar@nvidia.com> address review comment Signed-off-by: Tariq Ibrahim <tibrahim@nvidia.com>
110 lines
2.7 KiB
Go
110 lines
2.7 KiB
Go
/**
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# Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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*/
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package docker
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import (
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"fmt"
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log "github.com/sirupsen/logrus"
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cli "github.com/urfave/cli/v2"
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"github.com/NVIDIA/nvidia-container-toolkit/pkg/config/engine"
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"github.com/NVIDIA/nvidia-container-toolkit/pkg/config/engine/docker"
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"github.com/NVIDIA/nvidia-container-toolkit/tools/container"
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)
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const (
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Name = "docker"
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DefaultConfig = "/etc/docker/daemon.json"
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DefaultSocket = "/var/run/docker.sock"
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DefaultRestartMode = "signal"
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)
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type Options struct{}
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func Flags(opts *Options) []cli.Flag {
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return nil
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}
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// Setup updates docker configuration to include the nvidia runtime and reloads it
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func Setup(c *cli.Context, o *container.Options) error {
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log.Infof("Starting 'setup' for %v", c.App.Name)
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cfg, err := docker.New(
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docker.WithPath(o.Config),
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)
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if err != nil {
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return fmt.Errorf("unable to load config: %v", err)
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}
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err = o.Configure(cfg)
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if err != nil {
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return fmt.Errorf("unable to configure docker: %v", err)
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}
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err = RestartDocker(o)
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if err != nil {
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return fmt.Errorf("unable to restart docker: %v", err)
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}
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log.Infof("Completed 'setup' for %v", c.App.Name)
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return nil
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}
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// Cleanup reverts docker configuration to remove the nvidia runtime and reloads it
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func Cleanup(c *cli.Context, o *container.Options) error {
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log.Infof("Starting 'cleanup' for %v", c.App.Name)
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cfg, err := docker.New(
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docker.WithPath(o.Config),
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)
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if err != nil {
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return fmt.Errorf("unable to load config: %v", err)
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}
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err = o.Unconfigure(cfg)
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if err != nil {
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return fmt.Errorf("unable to unconfigure docker: %v", err)
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}
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err = RestartDocker(o)
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if err != nil {
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return fmt.Errorf("unable to signal docker: %v", err)
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}
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log.Infof("Completed 'cleanup' for %v", c.App.Name)
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return nil
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}
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// RestartDocker restarts docker depending on the value of restartModeFlag
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func RestartDocker(o *container.Options) error {
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return o.Restart("docker", SignalDocker)
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}
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func GetLowlevelRuntimePaths(o *container.Options) ([]string, error) {
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cfg, err := docker.New(
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docker.WithPath(o.Config),
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)
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if err != nil {
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return nil, fmt.Errorf("unable to load docker config: %w", err)
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}
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return engine.GetBinaryPathsForRuntimes(cfg), nil
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}
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